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der
Lv 4
der asked in Science & MathematicsMathematics Β· 1 decade ago

how do you factor a problem like this?

r^2 + 6r + 8 = 0

1 Answer

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  • Adam
    1 decade ago
    Favorite Answer

    (r + 4)(r + 2)

    r(r) = r^2 (first term)

    4r + 2r = 6r (middle term)

    4(2) = 8 (last term)

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